
class Stu {
    public char name;
    public int age;
}


public class Test {


    public void printStu() {
        System.out.println(this.name,this.age);
    }
    public void fuc() {
        printStu();
    }

    public static void main(String[] args) {
        Stu stu = new Stu();
        Stu.setStu("zhangsan",12);
        Stu.fuc();
    }
}
